◎  PUNCH FORMER
     1. PFB Punch former not only has the feature as PFA. but specially has the 
         centre through hole for long oin or punch use.
     2. The PFB1 attachment can be applied to perform angular dressing of wheel

◎ Main parameters
     1. Center height ------------------------------- 80~81mm
     2. Clamping dismeter in V-slot ----------------- φ4~30mm
     3. Travel of V-block --------------------------- 25mm
     4. Quantity of tooth and accuracy of disk ------- 24, 15° ± 5¨
     5. Mac wheel diameter ------------------------ φ200mm
     6. Max raduis then dressing arc
     7. Convex ------------------------------------ R48mm
     8. Concave ----------------------------------- R100mm